#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
int val = 0;
void setup()
{
  pinMode(8, OUTPUT);
  pinMode(2, INPUT);
  lcd.init(); 
  lcd.backlight();
  Serial.begin(9600);
}
void loop()
{
  val = digitalRead(2);
  if (val == HIGH) 
  {
    digitalWrite(8, HIGH);
    lcd.setCursor(0,1);
    lcd.println("dispensing fog");

  } else 
  {
    digitalWrite(8, LOW);
          lcd.setCursor(0,1);
      lcd.println("Done!          ");
      Serial.println(2);
  }
}